// 判断指定年龄是否是小学生（6～12岁）
public class StudentAge {
    public static void main(String[] args) {
        int age = 6;
         // primary student的定义: 6~12岁
        boolean isPrimaryStudent = age <= 12 && age >= 6;
        System.out.println(isPrimaryStudent ? "Yes" : "No");
    }
}